Faucet base



FIG. 1 is a perspective view of a faucet base showing my new design.

FIG. 2 is a front view thereof, the rear is identical;

FIG. 3 is a left side view thereof, the right side is identical;

FIG. 4 is top view thereof; and,

FIG. 5 is a bottom view thereof. 

The ornamental design for a faucet base, as shown and described. 